Prefix Information
The prefix 503 is part of area code 253 serving Tacoma, Washington.
This exchange contains 10,000 possible phone numbers (253-503-0000 through 253-503-9999).
Phone numbers with prefix 503 in area code 253. Location: Tacoma, Washington.
The prefix 503 is part of area code 253 serving Tacoma, Washington.
This exchange contains 10,000 possible phone numbers (253-503-0000 through 253-503-9999).