Yes, I install `org` and `org-plus-contrib` from `"http://orgmode.org/elpa/"`.

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On Tue, Jun 6, 2017 at 12:58 AM, B.V. Raghav <bvraghav@iitk.ac.in> wrote:
"numbchild@gmail.com" <numbchild@gmail.com> writes:

> I installed both packages `org` and `org-plus-contrib` in ELPA repository.
You might be looking for:

#+BEGIN_SOURCE elisp
  (require 'package)
  (add-to-list 'package-archives '("org" . "http://orgmode.org/elpa/") t)
  (package-initialize)
  (package-refresh-contents)
  (package-install "org")
#+END_SOURCE

Or did you actually mean the same by `ELPA repository'

Thanks
r
--
(B.V. Raghav)