Prefix — 301-321

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Phone numbers that start with the 301-321 prefix are normally located in Silver Spring in Maryland, zip code 20906. 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 301-321-XXXX phone numbers are like.

Rate center(s): WSNGTNZN11

Company(ies): TELCOVE OPERATIONS, INC., VERIZON MARYLAND, INC.

Information for this County

Name: MONTGOMERY
Seat: ROCKVILLE
Time Zone: 5
Area: 495 sq. miles
Population: 873,341
Average people per household: 3
Number of households: 324,565
Estimated white population: 495
Estimated black population: 565,719
Estimated hispanic population: 132,256

Information for this Zip Code

Zip code: 20906
Residential addresses: 25,506
Business addresses: 432
Average household income: $55,562
Average house value: $167,900
Average per capita income: $26,357

View area code information for 301

All phone numbers starting with 301-321:

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