Postal Code 3999 - Tull en 't Waal, Utrecht, Netherlands
Postal Code: 3999
Postal System Details
Postal Authority
PostNL
Postal System
Four digits + two letters (1234 AB)
Region Structure
Province → Municipality → District → Street-Level Delivery Unit
Area Information
The postal code 3999 is part of the Netherlands’ alphanumeric postal system, administered by PostNL, the national postal authority of Netherlands. Dutch postal codes follow the pattern X X X X A A, such as 1 0 1 1 A B (illustrative only). The digits identify the municipality and district, while the two letters precisely define street-level delivery units. This postal code corresponds to Tull en 't Waal in the Utrecht province, located near latitude 51.9979 and longitude 5.1408. Routing in the Netherlands follows Province → Municipality → District → Street-Level Unit. Example mapping: - Province: Utrecht - Municipality: (Example: Central Municipal Area) - District: Tull en 't Waal - Delivery Unit: Based on final letter pair This page reflects postal routing methodologies used by PostNL. All pattern examples are illustrative only. For accurate delivery, ensure district and municipal alignment with Tull en 't Waal, Utrecht, Netherlands.
Country:
Netherlands
State:
Utrecht
Area:
Tull en 't Waal
Postal Code:
3999
Latitude:
51.9979
Longitude:
5.1408
Frequently Asked Questions
1. What area does 3999 represent in the Netherlands?
It indicates the street-level delivery unit assigned to Tull en 't Waal within the Utrecht province.
2. How does the Dutch postal code system work?
It uses the format 1234 AB, combining district digits with letter-based delivery units.
3. Can 3999 be used for address verification?
Yes—if district and municipality match Tull en 't Waal, Utrecht.
4. Which authority manages postal codes in the Netherlands?
PostNL manages all postal routing and code assignments nationwide.