The following list gives and overview of the Royal Italian Army's Order of Battle on 24 May 1915, the day Italy entered World War I.

1st Army 1st Army, in Verona — Lieutenant General Roberto Brusati (deployed from Stelvio Pass to Rolle Pass)

III Army Corps III Army Corps — Lieutenant General Vittorio Camerana (deployed from Stelvio Pass to Lake Garda) 5th Division — Lieutenant General Luigi Druetti Brigade "Cuneo" 7th Infantry Regiment (Battalions I, III, IV — the regiment's II Battalion was deployed overseas and the IV Battalion had been formed as replacement) 8th Infantry Regiment (Battalions I-III) Brigade "Palermo" 67th Infantry Regiment (Battalions I-III) 68th Infantry Regiment (Battalions I, III, IV — the regiment's II Battalion was deployed overseas and the IV Battalion had been formed as replacement) 27th Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 06 field guns — 1 × Group with 3 × batteries detached to XIV Army Corps) (regiment arrived 7–13 June) 10th Sappers Company, 2nd Engineer Regiment (Sappers) 6th Division — Lieutenant General Oscar Roffi Brigade "Sicilia" 61st Infantry Regiment (Battalions I-III) 62nd Infantry Regiment (Battalions I-III) Brigade "Toscana" 77th Infantry Regiment (Battalions I-III) 78th Infantry Regiment (Battalions I-III) 16th Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 06 field guns) 11th Sappers Company, 2nd Engineer Regiment (Sappers) 35th Division — Lieutenant General Felice De Chaurand (Reserve division formed shortly before Italy's entry into the war) Brigade "Novara" 153rd Infantry Regiment (Battalions I-III) 154th Infantry Regiment (Battalions I-III) Brigade "Milano" 159th Infantry Regiment (Battalions I-III) 160th Infantry Regiment (Battalions I-III) 42nd Field Artillery Regiment (Groups I-II; 6 × batteries with 75/27 mod. 06 field guns) V Group (9th and 10th squadrons — Mobile Militia (Reserve) Cavalry) 15th Sappers Company, 1st Engineer Regiment (Sappers) Corps Troops 7th Bersaglieri Regiment (Battalions VIII, X, XLIV — the regiment's XI Battalion was stationed in Libya and the regiment formed the XLIV Battalion as replacement) XLV Autonomous Bersaglieri Battalion (Mobile Militia) (formed by the 7th Bersaglieri Regiment) 5th Alpini Regiment (Alpini battalions operated independent of their regiments, which had only training functions) Regular Alpini battalions: Alpini Battalion "Morbegno" (5 × companies), Alpini Battalion "Tirano" (5 × companies), Alpini Battalion "Edolo" (5 × companies), Alpini Battalion "Vestone" (4 × companies) Territorial Militia (Reserve) Alpini battalions: Alpini Battalion "Val d’Intelvi" (3 × companies), Alpini Battalion "Valtellina" (3 × companies), Alpini Battalion "Val Camonica" (3 × companies), Alpini Battalion "Val Chiese" (2 × companies) Reale Guardia di Finanza: III Frontier Battalion Regiment "Cavalleggeri di Aquila" (27th) (5 × squadrons — 3rd Squadron detached to 1st Army) 6th Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 06 field guns) 30th Battery, Mountain Artillery Group "Genova", 3rd Mountain Artillery Regiment (with 65/17 mod. 13 mountain guns) II Group, 1st Heavy Field Artillery Regiment (4th and 5th batteries with 149/12 heavy field howitzers) I Miners Battalion (10th, 11th, 18th Miners Companies), 5th Engineer Regiment (Miners) 4th Telegraphers Company, 3rd Engineer Regiment (Telegraphers) 18th Sappers Company, 2nd Engineer Regiment (Sappers)

V Army Corps V Army Corps — Lieutenant General Florenzio Aliprindi (deployed from Lake Garda to Rolle Pass) 9th Division — Lieutenant General Ferruccio Ferri Brigade "Puglie" 71st Infantry Regiment (Battalions II-IV — the regiment's I Battalion was deployed overseas and the IV Battalion had been formed as replacement) 72nd Infantry Regiment (Battalions I-III) Brigade "Roma" 79th Infantry Regiment (Battalions II, III, IV — the regiment's I Battalion was deployed overseas and the IV Battalion had been formed as replacement) 80th Infantry Regiment (Battalions I-III) 29th Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 06 field guns) 12th Sappers Company, 1st Engineer Regiment (Sappers) 15th Division — Lieutenant General Luigi Lenchantin Brigade "Abruzzi" 57th Infantry Regiment (Battalions I, III, IV — the regiment's II Battalion was deployed overseas and the IV Battalion had been formed as replacement) 58th Infantry Regiment (Battalions I-III) Brigade "Venezia" 83rd Infantry Regiment (Battalions I-III) 84th Infantry Regiment (Battalions I, II, IV — the regiment's III Battalion was deployed overseas and the IV Battalion had been formed as replacement) 19th Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 06 field guns — 1 × Group with 2 × batteries detached to XIV Army Corps) (5 × batteries arrived on 26 May) IV Group (7th and 8th squadrons — Mobile Militia (Reserve) Cavalry) (group arrived on 4 June) 1st Sappers Company, 2nd Engineer Regiment (Sappers) 34th Division — Lieutenant General Pasquale Oro (Reserve division formed shortly before Italy's entry into the war) Brigade "Treviso" 115th Infantry Regiment (Battalions I-III) 116th Infantry Regiment (Battalions I-III) Brigade "Ivrea" 161st Infantry Regiment (Battalions I-III) 162nd Infantry Regiment (Battalions I-III) 41st Field Artillery Regiment (Groups I-II; 6 × batteries with 75/27 mod. 06 field guns) 9th Sappers Company, 2nd Engineer Regiment (Sappers) 21st Squadron (Mobile Militia (Reserve) Cavalry) (squadron arrived on 29 June) 23rd Squadron (Mobile Militia (Reserve) Cavalry) (squadron arrived on 11 June) Corps Troops 2nd Bersaglieri Regiment (Battalions IV, XVII, LIII — the regiment's II Battalion was stationed in Libya and the regiment formed the LIII Battalion as replacement) 4th Bersaglieri Regiment (Battalions XXIX, XXXVII, XLIII — the regiment's XXVI and XXXI Battalion were stationed in Rhodes and the regiment formed the XXXVII Battalion as replacement for the XXXI Battalion, while the 9th Bersaglieri Regiment formed the XLIII Battalion as replacement for the XXVI Battalion) 8th Bersaglieri Regiment (Battalions V, XII, XXXVIII — the regiment's III Battalion was stationed in Libya and the regiment formed the XXXVIII Battalion as replacement) XLI Autonomous Bersaglieri Battalion (Mobile Militia) (formed by the 4th Bersaglieri Regiment) XLII Autonomous Bersaglieri Battalion (Mobile Militia) (formed by the 4th Bersaglieri Regiment) XLVIII Autonomous Bersaglieri Battalion (Mobile Militia) (formed by the 8th Bersaglieri Regiment) 6th Alpini Regiment (Alpini battalions operated independent of their regiments, which had only training functions) Regular Alpini battalions: Alpini Battalion "Verona" (5 × companies), Alpini Battalion "Vicenza" (5 × companies), Alpini Battalion "Bassano" (4 × companies) Territorial Militia (Reserve) Alpini battalions: Alpini Battalion "Val d’Adige" (3 × companies), Alpini Battalion "Val Leogra" (2 × companies), Alpini Battalion "Val Brenta" (2 × companies) 7th Alpini Regiment (Alpini battalions operated independent of their regiments, which had only training functions) Regular Alpini battalions: Alpini Battalion "Feltre" (4 × companies) Territorial Militia (Reserve) Alpini battalions: Alpini Battalion "Val Cismon" (2 × companies) Reale Guardia di Finanza: I Frontier Battalion, V Coastal Battalion, VII Coastal Battalion, IX Coastal Battalion, XVII Coastal Battalion, XVIII Coastal Battalion; and the 11th Coastal Company and 51st Coastal Company Regiment "Cavalleggeri di Catania" (22nd) (Groups I-II; 5 × squadrons) (regiment arrived 28 May) 5th Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 11 field guns) Mountain Artillery Group "Torino-Aosta", 1st Mountain Artillery Regiment (3 × batteries (4th, 5th, and 6th) with 65/17 mod. 13 mountain guns — 52nd Battery detached to Carnia Zone Command) Mountain Artillery Group "Vicenza", 2nd Mountain Artillery Regiment (3 × batteries (19th, 20th, and 21st) with 65/17 mod. 13 mountain guns — 57th Battery operates autonomously) Mountain Artillery Group "Oneglia", 3rd Mountain Artillery Regiment (3 × batteries (25th, 26th, and 27th) with 65/17 mod. 13 mountain guns — 59th Battery operates autonomously) Mountain Artillery Group "Genova", 3rd Mountain Artillery Regiment (2 × batteries (28th and 29th) with 65/17 mod. 13 mountain guns — 30th Battery detached to III Army Corps) 1st Battery, Mountain Artillery Group "Torino-Susa", 1st Mountain Artillery Regiment (with 65/17 mod. 13 mountain guns) 8th Battery, Mountain Artillery Group "Torino-Pinerolo", 1st Mountain Artillery Regiment (with 65/17 mod. 13 mountain guns) 57th Battery, Mountain Artillery Group "Vicenza", 2nd Mountain Artillery Regiment (with 65/17 mod. 13 mountain guns) 59th Battery, Mountain Artillery Group "Oneglia", 3rd Mountain Artillery Regiment (with 65/17 mod. 13 mountain guns) 1st, 13th, 14th, and 7th Miners Companies, 5th Engineer Regiment (Miners) 11th Telegraphers Company, 3rd Engineer Regiment (Telegraphers) 16th Sappers Company, 1st Engineer Regiment (Sappers) (Agno-Assa sector) 16th Sappers Company, 2nd Engineer Regiment (Sappers) (Brenta-Cismon sector)

1st Army Troops Fortress Verona — Lieutenant General Gaetano Gabbo Brigade "Mantova" 113th Infantry Regiment (Battalions I-III) 114th Infantry Regiment (Battalions I-III) 3rd Squadron, Regiment "Cavalleggeri di Aquila" (27th) (detached from III Army Corps) Fortress Verona artillery: 5 × batteries with 87B cannons, 1 × battery with 149/23 siege guns, 2 × batteries with 57/43 Mod. 1887 cannons 17th Sappers Company, 2nd Engineer Regiment (Sappers) III Group, 1st Heavy Field Artillery Regiment (6th and 7th batteries with 149/12 heavy field howitzers) 2nd, and 17th Miners Companies, 5th Engineer Regiment (Miners) 14th Pontieri Company, 4th Engineer Regiment (Pontieri) 16th Telegraphers Company, 3rd Engineer Regiment (Telegraphers) 1 × kW Radio-telegraphers Section 1 × Telephotography Squad

2nd Army 2nd Army — Lieutenant General Pietro Frugoni

II Army Corps II Army Corps — Lieutenant General Enzio Reisoli 3rd Division — Lieutenant General Giovanni Prelli Brigade "Ravenna" 37th Infantry Regiment (Battalions I, III, IV — the regiment's II Battalion was deployed overseas and the IV Battalion had been formed as replacement) 38th Infantry Regiment (Battalions I-III) Brigade "Forlì" 43rd Infantry Regiment (Battalions I-III) 44th Infantry Regiment (Battalions I, III, IV — the regiment's II Battalion was deployed overseas and the IV Battalion had been formed as replacement) 23rd Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 06 field guns) 2nd Sappers Company, 2nd Engineer Regiment (Sappers) 4th Division — Major General Cesare Del Mastro Brigade "Livorno" 33rd Infantry Regiment (Battalions I-III) 34th Infantry Regiment (Battalions IV-VI — the regiment's I, II, and III battalions were deployed overseas and the IV, V, and VI battalions had been formed as replacement) Brigade "Lombardia" 73rd Infantry Regiment (Battalions I-III) 74th Infantry Regiment (Battalions I-III) 26th Field Artillery Regiment (Groups I-III; 8 × batteries with 75/27 mod. 06 field guns) 3rd Sappers Company, 2nd Engineer Regiment (Sappers) 32nd Division — Lieutenant General Alberto Piacentini (Reserve division formed shortly before Italy's entry into the war) Brigade "Spezia" 125th Infantry Regiment (Battalions I-III) 126th Infantry Regiment (Battalions I-III) Brigade "Firenze" 127th Infantry Regiment (Battalions I-III) 128th Infantry Regiment (Battalions I-III) 48th Field Artillery Regiment (Groups I-II; 6 × batteries with 75/27 mod. 06 field guns) I Group (1st and 2nd squadrons — Mobile Militia (Reserve) Cavalry) (group arrived on 2 June) 13th Sappers Company, 2nd Engineer Regiment (Sappers) Corps Troops