Prefix Information
The prefix 503 is part of area code 901 serving Memphis, Tennessee.
This exchange contains 10,000 possible phone numbers (901-503-0000 through 901-503-9999).
Phone numbers with prefix 503 in area code 901. Location: Memphis, Tennessee.
The prefix 503 is part of area code 901 serving Memphis, Tennessee.
This exchange contains 10,000 possible phone numbers (901-503-0000 through 901-503-9999).