Prefix — 240-442

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Phone numbers that start with the 240-442 prefix are normally located in Thayerville in Maryland, zip code 21550. Below we've included some detailed information about this area including population size, demographics and household wealth to give you a sense of what the neighborhoods with 240-442-XXXX phone numbers are like.

Rate center(s): OAKLAND

Company(ies): VERIZON MARYLAND, INC., LEVEL 3 COMMUNICATIONS, LLC, BANDWIDTH.COM CLEC, LLC, YMAX COMMUNICATIONS CORP., NEXTEL COMMUNICATIONS, INC., COMCAST PHONE OF NORTHERN MARYLAND, INC., NEW CINGULAR WIRELESS PCS, LLC - DC

Information for this County

Name: GARRETT
Seat: OAKLAND
Time Zone: 5
Area: 648 sq. miles
Population: 29,846
Average people per household: 3
Number of households: 11,476
Estimated white population: 648
Estimated black population: 29,496
Estimated hispanic population: 128

Information for this Zip Code

Zip code: 21550
Residential addresses: 6,177
Business addresses: 514
Average household income: $31,159
Average house value: $85,400
Average per capita income: $16,102

View area code information for 240

All phone numbers starting with 240-442:

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