Verify Denmark Phone Numbers - Country Code +45
Our phone number lookup tool above instantly verifies whether a phone number belongs to Denmark by analyzing its country code and number format. Denmark phone numbers use the country code +45 and follow an 8 digits national format.
| Country: |  Denmark (DK, DNK) |
|---|---|
| Country Calling Code: | +45 |
| National Number Format: | 8 digits |
| Example Number: | +45 20 12 34 56 |
| International Dialing Prefix: | 00 |
| National Trunk Prefix: | - |
| Time Zone (UTC/DST): | +1/+2 |
| Regulator: | - |
Find Phone Numbers in Denmark Directories
Looking for a specific company's contact information? Use trusted local business directories to find phone numbers and addresses.
Eniro
Yellow and White Pages for Denmark. In Danish. Simple search option with just a name required. Also has reverse search. Includes maps and route planning.
De Gule Sider
Simple Yellow Pages for Denmark, in Danish. Type in what or for whom you're looking (Hvad søger du?) and where (Hvor?) - although the location isn't required and click the magnifying glass to search. Also has reverse search by just entering the number in the search box. Very similar to the Eniro site as they are provided by the same company.
118.dk
White Pages for people and businesses in Denmark, provided by TDC A/S. Type in your search request in Hvem/Hvad and click søg to find it. Includes reverse search by number, maps and route planning.
Reverse Phone Lookup
Stop wondering who called! Enter any phone number to instantly get detailed information.
Identify Danish Mobile Operator
Reverse phone lookup results may include which mobile operator issued a phone number. Mobile numbers are usually issued by one of the following operators:
TDC
MCCMNC code: 23801, 23810
Telenor
MCCMNC code: 23802, 23866, 23877
Telia
MCCMNC code: 23820, 23896
3
MCCMNC code: 23806
Calling from Denmark to the United States
To call United States from Denmark, follow this exact dialing sequence:
- 00 - Denmark's international access code
- 1 - United States country code
- Area Code - Specific U.S. area code
- 7-digit number - The local phone number
Example: To call (312) 555-0123 from Denmark, dial: 00 1 312 555 0123
Useful tip: Ensure accurate connections and prevent billing errors by checking numbers with a US reverse phone lookup database. If you know you should be calling to a specific U.S. city, let's say Colorado Springs, then you should use phone number lookup tool for Colorado Springs, Colorado, or its area code (719).
Denmark National Numbering Plan (Country Code +45)
Overview
This document presents the overall allocation for the national numbering plan for fixed network communication, mobile communication and other telecommunications services in Denmark. The numbering plan is structured based on the first two digits of telephone numbers, with specific allocations for different types of services.
Number Range Allocations
| a\b | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |
|---|---|---|---|---|---|---|---|---|---|---|
| 0 | International prefix | Reserve (*) | ||||||||
| 1 | 4-digit operator selection codes | 3-digit short numbers | Reserve (*) | 5-digit network access codes | Reserve (*) | 4-digit short numbers | Reserve (*) | |||
| 2 | Primarily mobile communication | |||||||||
| 3 | Primarily mobile communication | Primarily fixed network communication (!) | 12-digit M2M numbers | Primarily fixed network communication (!) | ||||||
| 4 | Primarily mobile communication | Primarily fixed network communication (!) | ||||||||
| 5 | Primarily mobile communication | Primarily fixed network communication (!) | ||||||||
| 6 | Primarily mobile communication | Primarily fixed network communication (!) | Reserve (*) | Primarily fixed network communication (!) | ||||||
| 7 | Primarily fixed network communication | Primarily mobile communication | Primarily fixed network communication (!) | |||||||
| 8 | Numbers free for calling end user | Primarily mobile communication | Primarily fixed network communication (!) | Reserve (*) | Primarily fixed network communication | |||||
| 9 | Premium rate services | Primarily mobile communication | Reserve (*) | Primarily fixed network communication | ||||||
Special Allocations and Notes
Reserved Number Series
Number series marked with (*) are reserved for extra capacity and are not currently allocated. This applies to the following ranges:
- 108-109
- 164-169
- 906-908
Future Expansion
Number series with first digits 2-9 and third digit 0 are reserved for future expansion of the numbering plan. These do not appear in the overview table.
European Harmonized Numbers
Number series 116 is reserved for European harmonized use of six-digit short numbers for socially significant services. The short number 116 112 cannot be allocated or used by any service.
Conditional Use Numbers
Number series 3711-3719 and 372-379 will only be used when deemed necessary.
Mobile Communication Exceptions
In number series marked with (!), the following number series are allocated primarily for mobile communication instead of fixed network communication:
| Range | Specific Numbers |
|---|---|
| 340-349 | 342, 344-349 |
| 350-369 | 356-357, 359, 362, 365-366 |
| 380-399 | 389, 398 |
| 430-499 | 431, 441, 462, 466, 468, 472, 474, 476, 478, 485-486, 488-489, 493-496, 498-499 |
| 540-599 | 542-543, 545, 551-552, 556, 571-574, 577, 579, 584, 586-587, 589, 597-598 |
| 620-699 | 627, 629, 641, 649, 658, 662-665, 667, 692-694, 697 |
| 770-829 | 771-772, 782-783, 785-786, 788-789, 826-827, 829 |
Service Categories
International Access
Numbers beginning with 0 are used for international access (international prefix).
Short Numbers and Special Services
- 3-digit short numbers: Range 1X0-1X9
- 4-digit short numbers: Range 16X0-16X9
- 5-digit network access codes: Range 14X00-14X99
- 4-digit operator selection codes: Range 10X0-10X9
Mobile Communication
Primarily allocated to ranges beginning with 2, selected ranges in 3-6, and specific exceptions in fixed network ranges.
Fixed Network Communication
Primarily allocated to ranges beginning with 3-8 (with exceptions), with specific sub-ranges designated for mobile use.
Machine-to-Machine (M2M)
12-digit M2M numbers are allocated in the 37X range.
Free Numbers
Numbers free for the calling end user are allocated in the 80X-81X ranges.
Premium Rate Services
Premium rate services are allocated in the 90X range.
Important Notes
- A number series being reserved means that numbers from that series are not currently allocated.
- Not all reserved number series appear directly in the overview, as it is only specified for the first two digits.
- The numbering plan allows for future expansion and capacity increases through reserved ranges.
- Some allocations are conditional and will only be implemented when necessary.
Contact Information
Regulatory Authority: Danish Energy Agency (Energistyrelsen)
Contact Type: Telecommunications Regulatory