Prefix Information
The prefix 604 is part of area code 402 serving Omaha, Nebraska.
This exchange contains 10,000 possible phone numbers (402-604-0000 through 402-604-9999).
Phone numbers with prefix 604 in area code 402. Location: Omaha, Nebraska.
The prefix 604 is part of area code 402 serving Omaha, Nebraska.
This exchange contains 10,000 possible phone numbers (402-604-0000 through 402-604-9999).