List of USN units and other countries that used the P2V/P-2 Neptune
List of Keflavik deployments by Neptune units
The photographic proportion on this site.
Updates of this page. (2012.01.23)

USNavy Active duty squadrons
VP-1 (CD/YB)	VP-2 (SB/YC)	VP-3 (SB/MB)	VP-4 (DB/SC/YD)
VP-5 (MC/LA)	VP-6 (BE/PC)	VP-7 (EM/HE/LB)	VP-8 (HD/LC)
VP-9 (CB/PD)	VP-10 (HK/LD)	VP-11 (HB/LE)	VP-16 (HH/LF)
VP-17 (BH/ZE)	VP-18 (HF/LG)	VP-19 (CH/PE)	VP-21 (HC/LH)
VP-22 (CE/QA)	VP-23 (MA/LJ)	VP-24 (HA/LR)	VP-26 (EB/LK)
VP-28 (CF/QC)	VP-29 (DE/BF)	VP-30 (LL)	VP-31 (RP)
VP-42 (RB)	VP-44 (LM)	VP-45 (LN)	VP-46 (RC)
VP-56 (LQ)	VP-57 (BI)	VQ-2 (JQ)
VAH-21 (SL)	VO-67 (MR)	U.S.ARMY

USNavy Reserve squadrons
VP-60 (LS)	VP-62 (LT)	VP-64 (LU)	VP-65 (PG)
VP-66 (LV)	VP-67 (PL)	VP-68 (LW)	VP-69 (PJ)
VP-90 (LX)	VP-92 (LY)	VP-94 (LZ)	VP-661 (LV)
VP-741 (LU)	VP-832 (LS)	VP-872 (PS)	VP-933 (LT)

USNavy Reserve bases
Alameda (6G)	Anacostia (6A)	Atlanta (7B)	Dallas (7D)
Denver (7P)	Glenview (7V)	Grosse Ile (7Y)	Jacksonville (6F)
Lincoln (7N)	Los Alamitos (7L)	Memphis (6M)	New Orleans (7X)
New York (7R)	Niagara Falls (7H)	North Island (8H/6H)	Oakland (7F)
Olathe (7K)	Seattle (7T)	South Weymouth (7Z)	St Louis (7U)
Twin Cities (7E)	Willow Grove (7W)

USNavy Utility and test squadrons
NADC	NATC	NMC
VC-1	VC-3	VC-5	VC-8
VX-1	VXE-6	VW-3	VW-4

Various USNavy units
NAS Adak	Fasrons	Prototypes	Training
Various	Davis Monthan

Non US forces
Argentine	Australia	Brazil	Great Britain
Canada	France	Japan	Netherlands
Portugal