Country
Philippines
Location
Diffun
Postal Code
3401

What is Diffun (Philippines) postal/zip code?

The postal code for Diffun is 3401. Postal codes in Diffun consist of 4 characters following the format NNNN. Diffun is located in Cagayan Valley, Philippines, and is part of the South-Eastern Asia region. This postal code is essential for accurate mail delivery, online shopping, and official documentation. Whether you're sending a package, filling out a form, or verifying an address, using the correct postal code ensures your mail reaches its destination without delays. You can scan the QR code on the right to quickly save or share the complete address information for Diffun.

QR Code for Diffun Scan Address

How to Address Mail to Diffun

Standard Address Format (click to edit)
RecipientJohn Doe
Street123 Example Street
DistrictDiffun
City & Postal3401 Cagayan Valley
CountryPHILIPPINES

Addressing Tips for Philippines - Diffun

  • Postal code format: NNNN
  • Write postal code before the city name
  • Country name in UPPERCASE on last line
  • Include district name for faster delivery
  • ISO country code: PH

Shipping to Diffun, Philippines

🇵🇭
Domestic Delivery
2-5 days
Within Philippines
International
7-21 days
Varies by origin
Customs Threshold
PHP 10,000
Duty-free limit

Local Carriers in Diffun

Philippine Postal LBC J&T Express

Diffun: International Carriers

DHL FedEx UPS

Shipping Tips (Diffun)

  • Always include postal code 3401 for faster delivery
  • Items above PHP 10,000 may incur customs duties
  • Track your package using the carrier's tracking number
  • Consider insurance for valuable shipments

Diffun Philippines Location Information

Diffun, Philippines Map
  • Region Asia
  • Subregion South-Eastern Asia
  • State Cagayan Valley
  • Phone Code +63
  • Currency PHP
  • Coordinates 16.59, 121.5057
Free Traffic Exchange

5 Postal Codes in Diffun

Area State Place Postal Code
Diffun Cagayan Valley Diffun 3401
Diffun Cagayan Valley Saguday 3402
Diffun Cagayan Valley Cabarroguis 3400
Diffun Cagayan Valley Cordon 3312
Diffun Cagayan Valley Aglipay 3403

Frequently Asked Questions

The postal code of Diffun, Cagayan Valley, Philippines is 3401. This 4-character code follows the format NNNN.
Diffun has approximately 5 postal codes covering different areas and neighborhoods within the district.
Diffun is located in Cagayan Valley, Philippines. It is part of the Asia region and South-Eastern Asia subregion. The coordinates are 16.59000000, 121.50570000.
To call Diffun, Philippines, you need to dial the international code +63 followed by the local number.
The currency used in Diffun, Philippines is Philippine Peso (PHP). The currency symbol is .
The nearest major city to Diffun is Cagayan Valley, approximately 0 km away.
You can verify Diffun postal codes on PostalZipCode.co. Enter the postal code in the search bar to see its location, district, and city details.
Nearby Locations
City State Distance Latitude Longitude
Saguday Cagayan Valley 8 km 16.543 121.564
Cabarroguis Cagayan Valley 9 km 16.511 121.521
Cordon Cagayan Valley 10 km 16.674 121.466
Santiago Cagayan Valley 12 km 16.688 121.549
Batal Cagayan Valley 15 km 16.688 121.601
Rizal Cagayan Valley 15 km 16.719 121.555
Cabulay Cagayan Valley 17 km 16.746 121.498
Ramos West Cagayan Valley 17 km 16.698 121.614
Pangal Sur Cagayan Valley 18 km 16.6 121.67
Jones Cagayan Valley 21 km 16.557 121.703
Other Philippines in States
State Distance Latitude Longitude
Quirino 36 km 16.27 121.537
Ifugao 45 km 16.833 121.171
Nueva Vizcaya 46 km 16.33 121.171
Benguet 75 km 16.558 120.804
Cordillera Administrative Region 92 km 17.351 121.172
Diffun in Other Languages
Postal Codes by Country
Country Distance Latitude Longitude
Taiwan 770 km 23.5 121
Hong Kong 993 km 22.267 114.188
Macau 1,039 km 22.167 113.55
Vietnam 1,459 km 16.167 107.833
Brunei 1,537 km 4.5 114.667
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Last updated: April 2026
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