Mashraba-e-Ilm u Hikmat(Lahore)
Writers include Umm Abd Muneed, Maryam Khansa and others. Books carryIslamic/social/history lessons. Advocate and promote authentic Islamic beliefs and values. Books are available at local bookstores in Pakistan.
http://mashraba.com/

AFAQ Encyclopedia in Urdu
Islamic/social/scientific topics in 3 languages including Urdu. Great resource which can be delivered at your doorstep!
http://afaq.edu.pk/index.php?func=page&page_id=64&nav=l

Maktaba Baitul Ilm
Affordable books of Islamic stories. Good for everyday reading literature.
http://www.mbi.com.pk/public/books.php?_=TVE9PQ==&__=Children+Books 

Flowers of Islam Nahl series
Islamic/social/scientific topics covered in beautiful poetic narration. Set of 5 books.
http://www.wix.com/foislam/foislam#!urdu-books

Book Group
Attractive and quality story books for smaller children, some bearing social lessons. Easily availabe in Pakistan bookstores.
http://www.bookgroup.org.pk/

BeaconHouse School's Urdu Readers & Graded Syllabus
Easily available at any schoolish local book store in Pakistan. Cover social & scientific topics in nice format. Good for graded start on reading. Workbooks also available based on the readers, which involve lot of creative writing prompts not found in other Urdu syllabi.
http://www.paramountbooks.com.pk/loginindex.asp?opt=5&textfield=BEACONHOUSE+SCHOOL+SYSTEM+READERS&Select=5&offset=0

Oxford University Press - Graded Urdu Syllabi
A variety of syllabi available in graded system. Good choice for family with varied style learners.
http://oup.com.pk/shopdisplayproducts.asp?catid=344&parentID=1&cat=Urdu+Courses

Ferozsons Books
Big collection of Urdu books on various topics. Also publish curriculum books.
http://www.ferozsons.com.pk/index.php

Darul Huda (Karachi) - Kahani Series
Islamic/social/historical

Sahar Islahi Series (3 books)
Islamic/social

Ilm ki Dunya
Contains news about admissions and courses and job opportunities
http://www.ilmkidunya.com/

Kitaab Ghar
Listing of Urdu books for adults
http://kitaabghar.com/books-list.html