Send documents from any device and from anywhere with the same legal validity.


Send documents urgently and securely


Send a digital, ordinary or certified letter


Send digital postcards online


Print out your labels and pay for your deliveries before going to the Post Office

PAQ 48

Delivery in 24/48 hours, depending on point of origin and destination

Certified Letter

Guarantee reception with a signature

Administrative Notifications

Suitable service for legal communications


Publicorreo Óptimo

Ideal for:

Nacional Eficaz Envío de publicidad

Your personalised, flexible and effective direct marketing campaigns.

Addressed advertising or promotional communications, catalogues of products, samples, etc., which may include promotional objects or goods, provided they can be processed automatically and delivered to a home letterbox.

  • Geographical Coverage: Spain and Andorra.
  • Size: Maximum: 23 x 33 x 2 cm.
  • Weight: Maximum per shipment, 800 g.
  • Delivery times: 2 - 4 working days (in 90% of cases).
  • Rates: Desde 0,22€, sin impuestos incluidos

Sold by

Personalised advertising mailings permitting the distribution of your campaigns, especially catalogues, offers, promotions, samples, etc., with conditions, weight and size allowing them to be processed automatically and delivered to letterboxes, resulting in faster processing.

Adapting the size of these posted items to the standard measurements of domestic letterboxes means that all these communication can be delivered to customers' letterboxes, and makes these direct marketing campaigns more effective.

- Zone A:Items posted to a local destination, provincial capitals, places with a General Post Office and towns with over 50,000 inhabitants specified by the Post Office.
Anexo B - Poblaciones.  

- Zone B:other destinations.


- Zone A: Items posted to a local destination, provincial capitals, places with a General Post Office and towns with over 50,000 inhabitants specified by the Post Office. 

- Zone B: other destinations.


 Delivery  throughout Spain in 4 working days (for 90% of posted items).

* For items posted before 16:00 in offices which open in the afternoon, or 14:30 in offices opening only in the morning.


Minimum shipment:100 units per shipment

Maximum weight per item:800 grammes


  • Maximum dimensions: 23 x 33 x 2 cm.
  • Minimum dimensions: 9 x 14 cm.
  • Important: As this product is automated, posted items smaller than the minimum dimensions shown can not be accepted, even if they bear the 10 x 7 cm. label accepted for other products.


These items can be presented in an unsealed or sealed envelope. Unsealed envelopes must allow their content to be checked on reception.

The cover of the item must bear the words "PUBLICORREO ÓPTIMO".

The packaging must ensure the integrity of the content.


These mailings are accepted at the stated Post Offices and mass reception centres.

Each shipment must contain a minimum of 100 posted items, with a similar message, although the name, address and any identification number or code assigned to the recipients may be different in each case. They will be posted as standard post.