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AreaCode/Prefix (Exchange) 240-371

AreaCode/Prefix 240-371 Details

NPA/Area Code: 240 NXX Use Type: LANDLINE
NXX/Prefix: 371 NXX Intro Version: 1999-02-27
City: ROCKVILLE New NPA:
State: MD Latitude: 39.0827
County: MONTGOMERY Longitude: -77.0487
County Population: 971777 LATA: 236
ZIP Code: 20853 Overlay: L
ZIP Code Pop: 29673 Rate Center: WSNGTNZN12
ZIP Code Freq: -1 OCN: 568G
Time Zone: Eastern (GMT -05:00) FIPS: 24031
Observes DST: Unknown CBSA Code: 47900
CBSA Name: Washington-Arlington-Alexandria, DC-VA-MD-WV
Prefix Status: Active
Carrier/Company: PEERLESS NETWORK OF MARYLAND, LLC
       

ZIP Code Details

ZIP Code Pop Freq City State County Type
20853 29673 -1 ROCKVILLE MD MONTGOMERY LANDLINE
20902 48841 -2 SILVER SPRING MD MONTGOMERY LANDLINE
20906 64696 0 SILVER SPRING MD MONTGOMERY LANDLINE

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