Reference Data

Rate Center Directory

CROFTON, MD Rate Center

CROFTON — MD

Data last updated: March 10, 2026

LATA

238

State

MD

Area Codes

3

Exchanges (NXX)

11

Carriers

7

Coordinates

39.00013512295743, -76.68791375300383

Area Codes

Top Carriers

Carrier	OCN	NXX Count
LEVEL 3 COMMUNICATIONS, LLC - MD	6119	2
PAETEC ITEL, LLC	829J	2
ONVOY, LLC - MD	876D	2
VERIZON MARYLAND, INC.	9212	2
CORE COMMUNICATIONS, INC.- MD	2593	1