English abbreviations from 100baset to 15
- 100BASE-T (100 Megabits per second, Baseband, Twisted pair)
- 100B-FX (100BASE-FX)
- 100BGF (100th Bomb Group Foundation)
- 100BM (One Hundred Black Men of America)
- 100BMA (One Hundred Black Men of America)
- 100BMGD (One Hundred Black Men of Greater Detroit)
- 100BMNJ (One Hundred Black Men of New Jersey)
- 100BMNY (One Hundred Black Men of New York)
- 100B-T (100BASE-T)
- 100B-TX (100BASE-TX)
- 100BVG (100BASE-VG)
- 100ID (100th Infantry Division)
- 100IDA (100th Infantry Division Association)
- 101 (Basics of; Introduction to; First class in)
- 101AD (101st Airborne Division)
- 102 RQS (102nd Rescue Squadron)
- 106 RQW (106th Rescue Wing)
- 10B2 (10BASE-2)
- 10B5 (10BASE-5)
- 10BASE-T (10 Megabits per second, Baseband, Twisted pair)
- 10B-F (10BASE-F)
- 10B-FB (10BASE-FB)
- 10B-FL (10BASE-FL)
- 10B-FP (10BASE-FP)
- 10B-T (10BASE-T)
- 10NCST-C (10th North Carolina State Troops Company C - The Charlotte Artillery)
- 10VVI (10th Virginia Volunteer Infantry Regiment Companies A - L)
- 117CA (117th Cavalry Association)
- 11AD (11th Airborne Division)
- 11B (Military Occupational Specialty for Infantryman)
- 11PVI-K (11th Pennsylvania Volunteer Infantry Company K)
- 11PVIPF (11th Pennsylvania Volunteer Infantry Preservation Foundation)
- 11z (Command Sergeant Major Military Occupational Specialty code)
- 121ARW (121st Air Refueling Wing)
- 125NYRA (125th New York Regimental Association)
- 1279CEA (1279th Combat Engineering Alumni)
- 129 RQW (129th Rescue Wing)
- 12N (Horizontal Construction Engineer)
- 12VI-ANVA (12th Virginia Infantry Army of Northern Virginia)
- 12 WVI (Twelvth West Virginia Infantry Regiment)
- 13AD (13th Airborne Division)
- 13B (Military Occupational Specialty code for Cannon Artilleryman)
- 13PR-K (Company K 13th Pennsylvania Reserves The Bucktails)
- 13 SCVI (13th South Carolina Volunteer Infantry Regiment)
- 141I-26DA (141st Infantry Regiment 36th Division Association)
- 145CAB-VA (145th Combat Aviation Battalion Vietnam Association)
- 147FA (147th Field Artillery Regiment)
- 147FAHS (147th Field Artillery Historical Society)
- 14CTVI-G (Company G 14th Regiment Connecticut Volunteer Infantry 1862-1865)
- 15 (rugby team)